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Class Information
Number: 341/170
Name: Coded data generation or conversion > Analog to or from digital conversion > Analog to digital conversion > Intermediate conversion to time interval > Input signal compared with nonlinear ramp
Description: Subject matter where the input analog signal is compared with a signal increasing in a nonlinear manner.










Patents under this class:

Patent Number Title Of Patent Date Issued
8681032 Ad converter and solid-state imaging apparatus using the same Mar. 25, 2014
8659465 Analog to digital ramp converter Feb. 25, 2014
8531327 Analog to digital converter Sep. 10, 2013
8519829 Tag communication apparatus, tag communication apparatus control method, and tag communication apparatus control program Aug. 27, 2013
8482447 Analog-to-digital converter and devices including the same Jul. 9, 2013
8446309 Analog-to-digital conversion in pixel arrays May. 21, 2013
8350941 A/D converter, solid-state image sensing device, and camera system Jan. 8, 2013
8237599 Analog-to-digital converter in a motor control device Aug. 7, 2012
8188903 Ramp wave output circuit, analog/digital conversion circuit, and camera May. 29, 2012
8089387 Quantizing circuits with variable parameters Jan. 3, 2012
8054209 Variable quantization ADC for image sensors Nov. 8, 2011
7952510 Solid-state imaging device, driving method thereof, and camera May. 31, 2011
7830289 Sigma-delta modulator for PWM applications with minimum dynamical control and dithering Nov. 9, 2010
7804438 Image sensors and dual ramp analog-to-digital converters and methods Sep. 28, 2010
7746263 Method and arrangement for the digital transmission of an analogue measuring signal Jun. 29, 2010
7671778 Digital signal processing scheme for high performance HFC digital return path system with bandwidth conservation Mar. 2, 2010
7612702 Analog to digital converter having a non-linear ramp voltage Nov. 3, 2009
7541963 Variable quantization ADC for image sensors Jun. 2, 2009
7379011 Lossless nonlinear analog gain controller in image sensor and manufacturing method thereof May. 27, 2008
7327296 Signal processing system with modified delta sigma modulator quantizer output signals to spread harmonic frequencies of pulse width modulator output signals Feb. 5, 2008
7304599 Analog-to-digital converter with reduced power consumption in CMOS image sensor Dec. 4, 2007
7261481 UV feature illumination Aug. 28, 2007
7227479 Digital background calibration for time-interlaced analog-to-digital converters Jun. 5, 2007
7098838 Amplified analog information reading device with linear DB mode gain control, in particular for an image sensor Aug. 29, 2006
7071862 Transmission line analog to digital converter Jul. 4, 2006
6885331 Ramp generation with capacitors Apr. 26, 2005
6831586 Comparator circuit and method of operating a comparator circuit Dec. 14, 2004
6831588 Range recognizer employing a single range internally partitioned by monotonically increasing boundary values Dec. 14, 2004
6545624 Image sensor with analog-to-digital converter that generates a variable slope ramp signal Apr. 8, 2003
6326912 Analog-to-digital conversion using a multi-bit analog delta-sigma modulator combined with a one-bit digital delta-sigma modulator Dec. 4, 2001
6285310 Integrating analog/digital converter Sep. 4, 2001
6262678 Current-mode spike-based analog-to-digital conversion Jul. 17, 2001
6137432 Low-power column parallel ADC in CMOS image sensors Oct. 24, 2000
5781142 Method and apparatus for converting an analog measurement signal to a digital signal having reduced conversion error Jul. 14, 1998
5325314 Electronic gauge transform Jun. 28, 1994
4364045 Digitized displacement transducer Dec. 14, 1982
4151516 PCM coder with shifting idle channel noise level Apr. 24, 1979
4143363 Nonuniform translation between analog and digital signals by a piece-wise linear process Mar. 6, 1979
4095219 Arrangement for coding with compression the absolute value of an analog signal Jun. 13, 1978
4088993 Device for encoding a plurality of analogical signals May. 9, 1978
4074259 Process for analog/digital conversion Feb. 14, 1978
4020487 Analog-to-digital converter employing common mode rejection circuit Apr. 26, 1977
3990073 Digital signal processing arrangement using a cascaded integrator function generator Nov. 2, 1976
3990000 Alternating current control system Nov. 2, 1976
3943466 Compander for TDM telecommunication system Mar. 9, 1976











 
 
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